Hillary and Chelsea rallied caucus goers in Council Bluffs on the last push through Iowa before tomorrow's caucuses.
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- Visitors
wait in line outside a rally for Democratic presidential candidate
Hillary Clinton at Abraham Lincoln High School in Council Bluffs, Iowa,
Sunday, Jan. 31, 2016. (AP Photo/Andrew Harnik)

- U.S.
Democratic presidential candidate Hillary Clinton and her daughter
Chelsea (R) take the stage for a "Get Out to Caucus" rally in Council
Bluffs, Iowa January 31, 2016, one day before Iowa's first-in-the-nation
caucus. REUTERS/Brian Snyder

- Democratic
presidential candidate Hillary Clinton, accompanied by her daughter
Chelsea Clinton, arrives for a rally at Abraham Lincoln High School in
Council Bluffs, Iowa, Sunday, Jan. 31, 2016. (AP Photo/Andrew Harnik)

- Democratic
presidential candidate Hillary Clinton, accompanied by her daughter
Chelsea Clinton, reacts to applause as she arrives for a rally at
Abraham Lincoln High School in Council Bluffs, Iowa, Sunday, Jan. 31,
2016. (AP Photo/Andrew Harnik)

- Democratic
presidential candidate Hillary Clinton, accompanied by her daughter
Chelsea Clinton, speaks at a rally at Abraham Lincoln High School in
Council Bluffs, Iowa, Sunday, Jan. 31, 2016. (AP Photo/Andrew Harnik)

- Democratic
presidential candidate Hillary Clinton reacts as she is introduced by
her daughter Chelsea Clinton, right, at a rally at Abraham Lincoln High
School in Council Bluffs, Iowa, Sunday, Jan. 31, 2016. (AP Photo/Andrew
Harnik)

- Democratic
presidential candidate Hillary Clinton listens as she is introduced by
her daughter Chelsea Clinton at a rally at Abraham Lincoln High School
in Council Bluffs, Iowa, Sunday, Jan. 31, 2016. (AP Photo/Andrew Harnik)

- U.S.
Democratic presidential candidate Hillary Clinton is greeted by a young
girl as she arrives to speak at a campaign rally at Abraham Lincoln
High School in Council Bluffs, Iowa January 31, 2016. REUTERS/Brian
Snyder TPX IMAGES OF THE DAY
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- U.S.
Democratic presidential candidate Hillary Clinton speaks during a
campaign rally at Abraham Lincoln High School in Council Bluffs, Iowa
January 31, 2016. REUTERS/Adrees Latif TPX IMAGES OF THE DAY

- Audience
members behind a glass partition listen to U.S. Democratic presidential
candidate Hillary Clinton speak during a "Get Out to Caucus" rally in
Council Bluffs, Iowa January 31, 2016, one day before Iowa's
first-in-the-nation caucus. REUTERS/Brian Snyder

- An
audience member holds up a doll of U.S. Democratic presidential
candidate Hillary Clinton during a "Get Out to Caucus" rally in Council
Bluffs, Iowa January 31, 2016, one day before Iowa's first-in-the-nation
caucus. REUTERS/Brian Snyder

- U.S.
Democratic presidential candidate Hillary Clinton poses for photos with
supporters after a campaign rally at Abraham Lincoln High School in
Council Bluffs, Iowa January 31, 2016. REUTERS/Adrees Latif

- An
audience member holds a doll of U.S. Democratic presidential candidate
Hillary Clinton during a "Get Out to Caucus" rally in Council Bluffs,
Iowa January 31, 2016, one day before Iowa's first-in-the-nation caucus.
REUTERS/Brian Snyder

- U.S.
Democratic presidential candidate Hillary Clinton greets audience
members during a "Get Out to Caucus" rally in Council Bluffs, Iowa
January 31, 2016, one day before Iowa's first-in-the-nation caucus.
REUTERS/Brian Snyder
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- U.S.
Democratic presidential candidate Hillary Clinton leads a campaign
rally at Abraham Lincoln High School in Council Bluffs, Iowa January 31,
2016. REUTERS/Adrees Latif

- U.S.
Democratic presidential candidate Hillary Clinton (L) smiles as she is
introduced by her daughter Chelsea Clinton at a campaign rally at
Abraham Lincoln High School in Council Bluffs, Iowa January 31, 2016.
REUTERS/Adrees Latif

- U.S.
Democratic presidential candidate Hillary Clinton speaks during a "Get
Out to Caucus" rally in Council Bluffs, Iowa January 31, 2016, one day
before Iowa's first-in-the-nation caucus. REUTERS/Brian Snyder

- Democratic
presidential candidate Hillary Clinton takes a photograph with members
of the audience at a rally at Abraham Lincoln High School in Council
Bluffs, Iowa, Sunday, Jan. 31, 2016. (AP Photo/Andrew Harnik)

- Democratic
presidential candidate Hillary Clinton speaks at a rally at Abraham
Lincoln High School in Council Bluffs, Iowa, Sunday, Jan. 31, 2016. (AP
Photo/Andrew Harnik)

- Members
of the audience line the hallway to listen to Democratic presidential
candidate Hillary Clinton, accompanied by her daughter Chelsea Clinton,
speak at a rally at Abraham Lincoln High School in Council Bluffs, Iowa,
Sunday, Jan. 31, 2016. (AP Photo/Andrew Harnik)

- Magnolia
Mandelko, 5, excitedly holds a campaign card and a drawing as she waits
for Democratic presidential candidate Hillary Clinton, accompanied by
her daughter Chelsea Clinton, to arrive at a rally at Abraham Lincoln
High School in Council Bluffs, Iowa, Sunday, Jan. 31, 2016. (AP
Photo/Andrew Harnik)

- Magnolia
Mandelko, 5, holds a campaign card as Democratic presidential candidate
Hillary Clinton, left, speaks at a rally at Abraham Lincoln High School
in Council Bluffs, Iowa, Sunday, Jan. 31, 2016. (AP Photo/Andrew
Harnik)

- Magnolia
Mandelko, 5, left, holds a campaign card as Democratic presidential
candidate Hillary Clinton, center, greets members of the audience at a
rally at Abraham Lincoln High School in Council Bluffs, Iowa, Sunday,
Jan. 31, 2016. (AP Photo/Andrew Harnik)

- A
man tucks a doll, left, of Democratic presidential candidate Hillary
Clinton into his suit jacket as Clinton, right, greets members of the
audience at a rally at Abraham Lincoln High School in Council Bluffs,
Iowa, Sunday, Jan. 31, 2016. (AP Photo/Andrew Harnik)

- A
man tucks a doll, left, of Democratic presidential candidate Hillary
Clinton into his suit jacket as Clinton greets members of the audience
at a rally at Abraham Lincoln High School in Council Bluffs, Iowa,
Sunday, Jan. 31, 2016. (AP Photo/Andrew Harnik)

- Democratic
presidential candidate Hillary Clinton greets members of the audience
at a rally at Abraham Lincoln High School in Council Bluffs, Iowa,
Sunday, Jan. 31, 2016. (AP Photo/Andrew Harnik)

- Democratic
presidential candidate Hillary Clinton, second from right, accompanied
by her daughter Chelsea Clinton, right, speaks at a rally at Abraham
Lincoln High School in Council Bluffs, Iowa, Sunday, Jan. 31, 2016. (AP
Photo/Andrew Harnik)

- Members
of the audience line hallways and a staircase to listen to Democratic
presidential candidate Hillary Clinton, accompanied by her daughter
Chelsea Clinton, speak at a rally at Abraham Lincoln High School in
Council Bluffs, Iowa, Sunday, Jan. 31, 2016. (AP Photo/Andrew Harnik)

- Democratic
presidential candidate Hillary Clinton, accompanied by her daughter
Chelsea Clinton, left, speaks at a rally at Abraham Lincoln High School
in Council Bluffs, Iowa, Sunday, Jan. 31, 2016. (AP Photo/Andrew Harnik)